20621094

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{571}}^1$

素因数の和:1052

約数の個数: 32

約数和(自身を含む): 44588544

約数和(自身を除く): 23967450

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 463, 571, 926, 1142, 1389, 1713, 2778, 3426, 6019, 7423, 12038, 14846, 18057, 22269, 36114, 44538, 264373, 528746, 793119, 1586238, 3436849, 6873698, 10310547, 20621094]

約数ペア:

[(1, 20621094), (2, 10310547), (3, 6873698), (6, 3436849), (13, 1586238), (26, 793119), (39, 528746), (78, 264373), (463, 44538), (571, 36114), (926, 22269), (1142, 18057), (1389, 14846), (1713, 12038), (2778, 7423), (3426, 6019)]